1880485750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2287}}^1$

素因数の和:2351

約数の個数: 128

約数和(自身を含む): 4317401088

約数和(自身を除く): 2436915338

約数列:

[1, 2, 5, 10, 11, 13, 22, 23, 25, 26, 46, 50, 55, 65, 110, 115, 125, 130, 143, 230, 250, 253, 275, 286, 299, 325, 506, 550, 575, 598, 650, 715, 1150, 1265, 1375, 1430, 1495, 1625, 2287, 2530, 2750, 2875, 2990, 3250, 3289, 3575, 4574, 5750, 6325, 6578, 7150, 7475, 11435, 12650, 14950, 16445, 17875, 22870, 25157, 29731, 31625, 32890, 35750, 37375, 50314, 52601, 57175, 59462, 63250, 74750, 82225, 105202, 114350, 125785, 148655, 164450, 251570, 263005, 285875, 297310, 327041, 411125, 526010, 571750, 578611, 628925, 654082, 683813, 743275, 822250, 1157222, 1257850, 1315025, 1367626, 1486550, 1635205, 2630050, 2893055, 3144625, 3270410, 3419065, 3716375, 5786110, 6289250, 6575125, 6838130, 7432750, 7521943, 8176025, 13150250, 14465275, 15043886, 16352050, 17095325, 28930550, 34190650, 37609715, 40880125, 72326375, 75219430, 81760250, 85476625, 144652750, 170953250, 188048575, 376097150, 940242875, 1880485750]

約数ペア:

[(1, 1880485750), (2, 940242875), (5, 376097150), (10, 188048575), (11, 170953250), (13, 144652750), (22, 85476625), (23, 81760250), (25, 75219430), (26, 72326375), (46, 40880125), (50, 37609715), (55, 34190650), (65, 28930550), (110, 17095325), (115, 16352050), (125, 15043886), (130, 14465275), (143, 13150250), (230, 8176025), (250, 7521943), (253, 7432750), (275, 6838130), (286, 6575125), (299, 6289250), (325, 5786110), (506, 3716375), (550, 3419065), (575, 3270410), (598, 3144625), (650, 2893055), (715, 2630050), (1150, 1635205), (1265, 1486550), (1375, 1367626), (1430, 1315025), (1495, 1257850), (1625, 1157222), (2287, 822250), (2530, 743275), (2750, 683813), (2875, 654082), (2990, 628925), (3250, 578611), (3289, 571750), (3575, 526010), (4574, 411125), (5750, 327041), (6325, 297310), (6578, 285875), (7150, 263005), (7475, 251570), (11435, 164450), (12650, 148655), (14950, 125785), (16445, 114350), (17875, 105202), (22870, 82225), (25157, 74750), (29731, 63250), (31625, 59462), (32890, 57175), (35750, 52601), (37375, 50314)]