1285191739750

素因数分解:

$2^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{613}}^1\times {\mathrm{158231}}^1$

素因数の和:158914

約数の個数: 64

約数和(自身を含む): 2455287209856

約数和(自身を除く): 1170095470106

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 125, 250, 265, 530, 613, 1226, 1325, 2650, 3065, 6130, 6625, 13250, 15325, 30650, 32489, 64978, 76625, 153250, 158231, 162445, 316462, 324890, 791155, 812225, 1582310, 1624450, 3955775, 4061125, 7911550, 8122250, 8386243, 16772486, 19778875, 39557750, 41931215, 83862430, 96995603, 193991206, 209656075, 419312150, 484978015, 969956030, 1048280375, 2096560750, 2424890075, 4849780150, 5140766959, 10281533918, 12124450375, 24248900750, 25703834795, 51407669590, 128519173975, 257038347950, 642595869875, 1285191739750]

約数ペア:

[(1, 1285191739750), (2, 642595869875), (5, 257038347950), (10, 128519173975), (25, 51407669590), (50, 25703834795), (53, 24248900750), (106, 12124450375), (125, 10281533918), (250, 5140766959), (265, 4849780150), (530, 2424890075), (613, 2096560750), (1226, 1048280375), (1325, 969956030), (2650, 484978015), (3065, 419312150), (6130, 209656075), (6625, 193991206), (13250, 96995603), (15325, 83862430), (30650, 41931215), (32489, 39557750), (64978, 19778875), (76625, 16772486), (153250, 8386243), (158231, 8122250), (162445, 7911550), (316462, 4061125), (324890, 3955775), (791155, 1624450), (812225, 1582310)]