30387350

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:262

約数の個数: 72

約数和(自身を含む): 67004640

約数和(自身を除く): 36617290

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 79, 98, 157, 158, 175, 245, 314, 350, 395, 490, 553, 785, 790, 1099, 1106, 1225, 1570, 1975, 2198, 2450, 2765, 3871, 3925, 3950, 5495, 5530, 7693, 7742, 7850, 10990, 12403, 13825, 15386, 19355, 24806, 27475, 27650, 38465, 38710, 54950, 62015, 76930, 86821, 96775, 124030, 173642, 192325, 193550, 310075, 384650, 434105, 607747, 620150, 868210, 1215494, 2170525, 3038735, 4341050, 6077470, 15193675, 30387350]

約数ペア:

[(1, 30387350), (2, 15193675), (5, 6077470), (7, 4341050), (10, 3038735), (14, 2170525), (25, 1215494), (35, 868210), (49, 620150), (50, 607747), (70, 434105), (79, 384650), (98, 310075), (157, 193550), (158, 192325), (175, 173642), (245, 124030), (314, 96775), (350, 86821), (395, 76930), (490, 62015), (553, 54950), (785, 38710), (790, 38465), (1099, 27650), (1106, 27475), (1225, 24806), (1570, 19355), (1975, 15386), (2198, 13825), (2450, 12403), (2765, 10990), (3871, 7850), (3925, 7742), (3950, 7693), (5495, 5530)]